na YOGYA-02090000068354 20090227092044.0 ind 979-533-222-8 010-020900000068354 011.6425 011.6425 Put O PUTRAJAYA, Ichwani Operating system dan utilig MS DOS version G. 20 Ichwan Putrajaya, D. Wahyu Widodo Ed. 1, cet. 1 Yogyakarta Andi Offset 1994 viii, 126 hlm ilus 23 cm MS DOS version G. 20 (Program komputer) Widodo, D. Wahyu BPAD 09-12-2008 1 Runi 97P0091230